Final Exam Review Flashcards

1
Q

function of pyloric sphinctor

A

valve that regulates flow of partially digested food from the stomach to duodenum

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2
Q

passive immunity

A

produced by transfer of antibodies from another source

natural- through placenta or breast milk
artificial- injection of antibodies

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3
Q

functions of urinary system

A

regulation of blood volume, pressure, and pH

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4
Q

where oocytes are produced and “stored”

A

ovaries

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5
Q

where the prostate can be explored

A

in the rectum through the anus

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6
Q

where most of semen volume is produced

A

seminal vesicle (gland)

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7
Q

neonatal period duration

A

birth to one month of age

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8
Q

irregular and brief uterine contractions that occur towards the end of gestation

A

braxton hicks contractions

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9
Q

order of stages of labor

A

dilation, expulsion, placental

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10
Q

formations of different types of cells required in development; occurs through selective changes in genetic activity

A

differentiation

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11
Q

agglutinogens

A

antigens

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12
Q

agglutinins

A

antibodies

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13
Q

lining of the chambers of the heart

A

endometrium

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14
Q

bicuspid valve location

A

between left atrium and left ventricle

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15
Q

order of flow for systemic circulation

A

oxegynated blod enters left ventricle, goes through aortic valve to the aorta, then is taken to the rest of the body and deoxygenated blood returns to the rigth atrium through the IVC and SVC

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16
Q

universal blood donor

A

O neg

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17
Q

what types of blood can a B+ person receive

A

B+, B-, O+, O-

18
Q

characteristics of AB blood

A

surface antigens (agglutinogens): A and B; no antibodies (agglutinins)

AB+: universal receiver

19
Q

life span of an rbc

A

120 days (4 months)

20
Q

location of pituitary gland

A

within sella turcica of sphenoid

21
Q

hormone that regulates rbc production

A

erythropoeitin

22
Q

which cell releases histamine and heparin

A

basophils (leukocyte)

23
Q

type of cell that releases secretion directly into body fluids

A

endocrine cells

24
Q

the hypothalamus is part of what organ systems

A

nervous and endocrine

25
what does the P wave on an EKG represent
atrial depolarization (contraction)
26
what does the QRS complex on an EKG represent
ventricular depolarization (contraction)
27
where does erythropoiesis (rbc production) occur
myeloid tissue (red bone marrow)
28
mature erythrocyte characteristics
anucleate (no nucleus), no mitochondria or ribosomes, cannot divide, synthesize proteins, or repair damage,120 day life span
29
erythropoiesis
production of rbcs
30
humane genome
full set of genetic material (DNA)
31
what type of chromosomes are X and Y
sex chromosomes (23rd pair)
32
number of chromosomes in a human gamete
23
33
through what does blood re-enter the heart from the pulmonary circuit
pulmonary veins
34
function of ADH
anti-diuretic hormone (ADH): maintains hydration (increases water retention
35
homozygous
both homologous chromosomes carry same allele of a particular gene
36
APGAR test
measures breathing, heart rate, skin color, reflexes, and muscle tone (7-10 is healthy)
37
fraternal twins
two eggs, two sperms
38
where do cusps of AV valves attach to
papillary muscles
39
female pronucleus fuses with male pronucleus
amphimixis; completes fertilization
40
fertilized secondary oocye enters meiosis II and becomes-
a mature ovum
41
at week 9, embryo becomes-
a fetus